package org.beetl.ext.fn;

import org.beetl.core.Context;
import org.beetl.core.Function;

public class ToUpperCase implements Function {

	@Override
	public Object call(Object[] arg0, Context arg1) {
		String string = (String) arg0[0];
		if(string==null)return null;
		return string.toUpperCase();
	}

}
